

夜、母に電話するつもりです。
明日、レストランに電話する?
店に電話する前に、番号を調べます。
"でんわする(電話する)" is in the lesson "Verbs 14" (Level 26), along with 10 other useful words. LinDuo has 180 topic lessons like this one, 2,379 words in total. Every word has an illustration, a transcription and pronunciation in a female and a male voice. Just 10–15 minutes a day is enough to learn them all. Free, and works offline.